This product can remove static electricity from personnel before damaging the device being processed. The band is made of stretchy nylon and tightly woven to ensure complete conductivity, comfort and reliability. Features: The band is made of stretchy nylon and hard woven to ensure full conductivity, comfort and reliability. Uses stainless steel buttons that are not easy to fall off or deform. Coil cord is durable for use. Length is up to 10 feet. Suitable for static protection of precision products.